Building Materials
Whatever the project, MyDIY has you covered with a wide range of general building materials for both trade professionals and DIY enthusiasts. From essential cement, sand, and aggregates to bricks, blocks, plasterboard, and timber, we supply everything you need to get the job done right.
Our range includes trusted brands and high-quality materials for foundations, walls, roofing, insulation, and drainage, ensuring strength and reliability in every build. With competitive prices compared across leading UK merchants, you can source the right products quickly and cost-effectively. Whether you’re tackling small DIY repairs or managing a larger construction project, MyDIY makes it simple to find and order the building supplies you need online.
Brand: British Gypsum
A 19mm thick version of Gyproc WallBoard that gives increased acoustic performance. Gyproc Plank gives increased acoustic performance due to its additional thickness. The board is designed for use as an internal layer in a number of systems including GypFloor SILENT, GypWall AUDIO and GypWall QUIET ..
£19.33
Ex Tax:£16.11
EcoTherm Eco-Deck comprises a fibre free rigid polyisocyanurate (PIR) insulation core, faced with an aluminium foil composite on both sides, bonded to 6mm exterior grade plywood on one side.
Suitable for use with mechanically fixed single-ply waterproofing membranes, mastic asphalt, roll & pour and..
£257.04
Ex Tax:£214.20
The trade pack of 20mm gravel and shingle consists of larger stones that can be mixed with sand and cement for concreting. They are ideal to be used for driveways, borders, bedding drainage pipes and paths as well as a number of landscaping tasks.
This product will most likely be loc..
£3.04
Ex Tax:£2.53
ROCKWOOL Sound Insulation Slab offers oustanding acoustic and fire protection in internal walls and floors.
Euroclass A1 non-combustible - withstands temperatures of over 1,000°C.QuietMarkâ„¢ approved - delivering oustanding sound reduction.Patented FLEXI Edge® - delivering the perfect friction fit..
£67.90
Ex Tax:£56.58
Sika Wintermix Admixture is an air entraining, chloride free, liquid admixture for mortar and concrete which also acts as an accelerator for work in sub - zero temperatures, with increased frost resistance during setting. Sika Wintermix improves workability, even in cold weather as well as freeze/th..
£6.94
Ex Tax:£5.78
Suitable where a restraint is required between masonry and in-situ structures. They can be fixed to a range of materials including concrete, steelwork and masonry.
200mm long frame cramp with a 30mm upstandFeature a 7mm diameter hole to suit a range of fixingsCan be used with a debonding sleeveCE M..
£1.19
Ex Tax:£0.99
Designed for the application to asphalt roads to prevent water ingress and progressive fretting.
BBA HAPAS approved for use on permament patching schemes and around utility cutsNo waste, cut as requiredPrevents water ingress immediately after application to prolong the life of the repairQuick and e..
£13.03
Ex Tax:£10.86
Wavin OsmaSoil is a PVC-U Soil system for sanitary waste removal. A comprehensive system available in a variety of colours and sizes with either push-fit or solvent weld joints.
With two solvent weld socketsTo join two pieces of 110mm Wavin OsmaSoil pipeSecure jointing methodKitemarked to BS EN 132..
£14.90
Ex Tax:£12.42
New
A blue facing brick, selected for its aesthetic appearance.
Selected for its technical properties
Can be used below DPC
Low Salt Content - S2
Occasionally there can be a lead time on bricks from the manufacturer. If this is the case, we will let you know as soon as possible
..
£628.75
Ex Tax:£523.96
Fire cement of putty like consistency, odourless with excellent storage life. There is no better product for forming smoke tight, fume seals in fireplaces, stoves, cookers etc
Can also be used for sealing and jointing internal flue pipes, repairing small cracks and damage on firebricksChemical resi..
£3.19
Ex Tax:£2.66
Ideal for protecting doors, walls and radiators from damage
Easy to maintainResistant to corrosionMatches existing door hardwareFloor or wall mountingRubber headDurable
£1.01
Ex Tax:£0.84
Celotex GA4000 is an easy to install polyisocyanurate
(PIR) insulation board with excellent thermal performance,
featuring a low emissivity foil facing. Available in thicknesses
from 50mm to 100mm, it can be considered for roof, wall
and floor applications.
Excellent thermal performance with a ..
£57.66
Ex Tax:£48.05